function addTestPaper(questionList) {
  const newDiv = document.createElement('div')
  newDiv.className = 'box'

  // 添加html元素: 显示答案 及 添加删除按钮
  const questionAll = document.querySelectorAll('.question')
  questionAll.forEach((i, index) => {
    // 得到每一个questionList的item
    const item = questionList[index]

    // 克隆 newDiv 并添加到 i 中
    const clonedDiv = newDiv.cloneNode(false)

    // 填入yourAanswer
    const yourAanswer = localStorage.getItem(`answered_${index}`)
    let result = yourAanswer !== null ? yourAanswer : '未作答'


    clonedDiv.innerHTML = `
      <div class="answerList" data-id="${index}">
          <div class="correctAnswer">
            正确答案：
            <span>${item.correctAnswer}</span>
          </div>
          <div class="yourAanswer">
            我的答案：
            <span>${result}</span>
          </div>
        </div>
        <div class="btn">
          <button class="btn_edit" data-id="${index}">编辑</button>
          <button class="btn_delete" data-id="${index}" onclick="deleteQuestion(event)">删除</button>
        </div>
      </div>
    `
    // 将克隆的元素添加到 i 中
    i.appendChild(clonedDiv)
  })
}